Home / 384,933.09-577,387.69-160,287.87

Finding the Fourth Proportional to 384,933.09, 577,387.69 and 160,287.87

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Solution

The fourth proportional to 384,933.09, 577,387.69 and 160,287.87 is: 240,426.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,933.09 : 577,387.69 = 160,287.87 : x
  2. Step 2: Convert to fraction form
    384,933.09/577,387.69 = 160,287.87/x
  3. Step 3: Cross multiply
    384,933.09x = 577,387.69 × 160,287.87
  4. Step 4: Simplify right side
    384,933.09x = 92,548,244,758.80
  5. Step 5: Solve for x
    x = 92,548,244,758.80/384,933.09
  6. Step 6: Final answer
    x = 240,426.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.